Home / 1,189,010,959,980.90-1,783,516,439,971.30-1,189,010,959,980.90

Finding the Fourth Proportional to 1,189,010,959,980.90, 1,783,516,439,971.30 and 1,189,010,959,980.90

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Solution

The fourth proportional to 1,189,010,959,980.90, 1,783,516,439,971.30 and 1,189,010,959,980.90 is: 1,783,516,439,971.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,010,959,980.90 : 1,783,516,439,971.30 = 1,189,010,959,980.90 : x
  2. Step 2: Convert to fraction form
    1,189,010,959,980.90/1,783,516,439,971.30 = 1,189,010,959,980.90/x
  3. Step 3: Cross multiply
    1,189,010,959,980.90x = 1,783,516,439,971.30 × 1,189,010,959,980.90
  4. Step 4: Simplify right side
    1,189,010,959,980.90x = 2,120,620,594,431,992,512,118,784
  5. Step 5: Solve for x
    x = 2,120,620,594,431,992,512,118,784/1,189,010,959,980.90
  6. Step 6: Final answer
    x = 1,783,516,439,971.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.